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Megapack

A giant battery designed to change the way we power the world — with clean energy, at an enormous scale.

Specs and pricing as of 30 June 2026. Tesla may change these at any time — confirm on Tesla.com.

Overview

Megapack is Tesla's utility-scale energy storage system for commercial and grid projects. Each unit ships factory-assembled with fully integrated battery modules, bi-directional inverters, and thermal management — ready to install on site. Megapack enables peak shaving, load shifting, renewable firming, and grid stability at projects ranging from business campuses to multi-hundred-megawatt utility installations.

Key highlights

  • Factory-integrated battery, inverter, and thermal systems
  • High power and energy density for large-scale projects
  • Advanced software for real-time monitoring and optimization
  • Used by utilities and businesses worldwide for grid support

Part of Tesla Energy

Megapack is one of four Tesla Energy products. Homeowners often pair solar generation with Powerwall storage; Megapack serves utility and commercial projects at grid scale.

View all Tesla Energy products →

Latest news

trending stories and headlines — sourced below

Event · Next month in Austin

Cybercab launch event — 3 September

Tesla is celebrating the Cybercab robotaxi launch with an exclusive, invite-only evening in Austin. Press reports and invitation emails fix the date as 3 September 2026. Tesla says it will livestream the event; everyday Robotaxi access after the night is still expected to start small, alongside the Model Y fleet already running in a handful of US cities.

  • Invite-only guest list
  • Livestream planned
  • Joins Austin Robotaxi
Ask teslaway about this →Cybercab specs & unveil →

Tesla's sweepstakes page confirms an exclusive Austin celebration of the Cybercab robotaxi launch. The 3 September date comes from invitation emails and journalism; treat wider public Cybercab hailing as unconfirmed until Tesla's Robotaxi app says otherwise.

  • Latest · live · updated just now

    Tesla teases redesigned Roadster ahead of its official reveal event on 1 October in Waco, Texas.

    Ask teslaway about this →

  • Software

    FSD v14 Rolls Out to Early Access Fleet with Revamped Neural Net

    Tesla began pushing FSD v14 to Early Access Programme vehicles this week, promising a ground-up rewrite of the occupancy network and notably smoother urban driving behaviour.

    as of 2026-09-21

  • Sales

    Model Y Juniper on Track for Record Quarter in Europe and China

    Delivery data from Q3 trackers suggests the refreshed Model Y is outselling its predecessor in key markets; final Q3 figures expected late September. Some analyst estimates remain disputed.

    as of 2026-09-21

  • Safety

    Tesla Reports Cybercab Completes One Million Driverless Miles in Texas

    Tesla confirmed via its official channels that its Cybercab fleet crossed the one-million autonomous mile mark in Texas, with no at-fault collisions recorded — regulators are reviewing the data.

    as of 2026-09-21

  • Autonomy

    Tesla Robotaxi Network Expands Beyond Austin as Paid Rides Ramp Up

    Tesla's driverless Cybercab service, launched in Austin earlier this year, is reported to be extending to additional US cities, with waitlist signups growing rapidly amid strong early rider reviews.

    as of 2026-09-21

  • Trending

    1. FSD v14Early Access rollout sparks…
    2. Robotaxi ExpansionCities beyond Austin…
    3. Q3 DeliveriesFinal Q3 2026 delivery count…
    4. Cybercab MilesOne million driverless miles…
    5. Model Y JuniperRefreshed Model Y continuing…
    6. Supercharger V4New V4 Supercharger corridor…

Sources: Tesla official X account (@Tesla) — Cybercab milestone and FSD v14 rollout announcements, September 2026 Teslarati (@Teslarati on X) — Robotaxi expansion reporting and rider experience coverage, September 2026 InsideEVs (@InsideEVs on X) — Model Y Juniper Q3 delivery tracker analysis, September 2026 Reuters — Tesla autonomous miles regulatory review coverage, September 2026 Electrek — FSD v14 Early Access Programme feature breakdown, September 2026 Bloomberg — Q3 2026 Tesla delivery estimates and analyst forecasts, September 2026 Trending topics: synthesis of Tesla/EV journalism and X discourse for the week of 21 September 2026. Live tile: headline fetched server-side by teslaway® via web search and X trending signals; cached for several hours — not real-time.

teslaway® is independent and not affiliated with Tesla, Inc. Static tiles are refreshed weekly; the live headline updates every few hours.

Keep learning

more teslaway® guides — independent overviews from Tesla's public pages

  • Energy

    Tesla Energy

    Solar Panels, Solar Roof, Powerwall, and Megapack.

    4 products

    Read guide →

  • Energy · Home

    Solar Panels

    Sleek, low-profile solar panels for your roof.

    All-black low-profile

    Read guide →

  • Energy · Home

    Solar Roof

    Premium roofing tiles with integrated solar.

    25 yr tile warranty

    Read guide →

  • Energy · Home

    Powerwall

    Intelligent home battery for backup and outage protection.

    24/7 backup ready

    Read guide →

  • Driver assistance

    Full Self-Driving

    Supervised city and highway driving — subscription only in most markets.

    $99 per month

    Read guide →

  • Autonomy · Robotaxi

    Cybercab

    Unveiled at We, Robot (Oct 2024) — production specs public, rides still gated.

    ~293 mi EPA-adjusted est.

    Read guide →

  • Robotics

    Optimus

    Factory-first humanoid robot — Fremont lines, Giga Texas next.

    Gen 3 humanoid

    Read guide →

  • Manufacturing

    Factories

    Where Tesla builds cars, Megapacks, Cybercabs, and Optimus.

    Global Gigafactories

    Read guide →

  • Vehicle safety

    Tesla Safety

    Active prevention, passive protection, and fleet data.

    5★ ratings

    Read guide →

Want to go deeper?

Read the official Tesla Megapack page for pricing, design tools, and ordering. Or ask teslaway about how Megapack fits your home or project.

View on Tesla.com →Ask teslaway about Megapack →

Specs and pricing as of 30 June 2026. Tesla may change these at any time — confirm on Tesla.com. Content summarised from tesla.com. teslaway® is an independent service and is not affiliated with, endorsed by, or sponsored by Tesla, Inc. Tesla and related marks are trademarks of Tesla, Inc.